*{
    padding :0;
    margin: 0;
    list-style: none;
    text-decoration: none;
    box-sizing: border-box;
}
img{
    display: block;
    width: 60px;
    height: 60px;
    margin: 5px auto 0;
}
html,body{
    height: 100%;
    width: 100%;
    background-color:rgb(54,126,251) ;
}
.box{
    width: 420px;
    height: 420px;
    background: url(https://www.jq22.com/demo/vuelottery201910160013/img/k1.png) no-repeat;
    background-size:400px ;
    display: flex;
    flex-wrap: wrap;
    padding: 15px;
    margin: 0 auto;
}
.item{
    width: 100px;
    height: 100px;
    padding: 10px;
    margin: 10px;
    background-color: white;
    color: rgb(81, 81, 230);
    font-size: 14px;
    line-height: 20px;
    text-align: center;
    border-radius: 8px;
}
.btn{
    width: 100px;
    height: 100px;
    /* padding: 10px; */
    margin: 10px;
    background-color: rgb(255,58,98);
    color: white;
    font-size: 14px;
    line-height: 20px;
    text-align: center;
    border-radius: 8px;
    border: none;
}
h4{
    font-size: 28px;
    line-height: 40px;
    margin-bottom: 10px;
}
h2{
    width: 100%;
    margin: 30px auto;
    color: white;
    font-family: '楷体';
    text-align: center;
}
.gray{
    background-color: gray;

}
.active{
    background-color: orangered;
}
.con{
    position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    padding: 120px;
    background-color: rgba(0,0,0,.5);
   
}
.cons{
    width: 300px;
    height: 260px;
    background-color: white;
    margin: 0 auto;
    border-radius: 8px;
}
.cons h4{
    line-height: 80px;
    color: red;
    text-align: center;
}
.cons p{
    line-height: 50px;
    color: red;
    text-align: center;
}
.ok{
    width: 250px;
    height: 40px;
    display: block;
    padding:5px 10px;
    background-color: red;
    border: 0;
    margin: 0 auto;
    text-align: center;
    border-radius: 8px;
    color: white;
    font-size: 18px;

}